The effect is probably due to weaker skin in birds grown during the warmer season.

格雷戈里再次引用之前的研究提到说，“这样的损伤结果可能是由于禽类在温暖的季节生长的皮肤很松弛所致。”

youdao

The effect is probably due to weaker skin in birds grown during the warmer season.

格雷戈里再次引用之前的研究提到说，“这样的损伤结果可能是由于禽类在温暖的季节生长的皮肤很松弛所致。”

youdao